62 lines
1.7 KiB
C++
62 lines
1.7 KiB
C++
#ifndef __BUTTON_H__
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#define __BUTTON_H__
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#include "Kernel\Sys.h"
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#include "Device\Port.h"
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#include "Message\DataStore.h"
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// 面板按钮
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// 这里必须使用_packed关键字，生成对齐的代码，否则_Value只占一个字节，导致后面的成员进行内存操作时错乱
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//__packed class Button
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// 干脆把_Value挪到最后解决问题
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class Button : public Object, public ByteDataPort
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{
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private:
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//static void OnPress(InputPort* port, bool down, void* param);
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void OnPress(InputPort& port, bool down);
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//EventHandler _Handler;
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//void* _Param;
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public:
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cstring Name; // 按钮名称
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int Index; // 索引号，方便在众多按钮中标识按钮
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InputPort Key; // 输入按键
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OutputPort Led; // 指示灯
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OutputPort Relay; // 继电器
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Delegate<Button&> Press; // 按下事件
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public:
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// 构造函数。指示灯和继电器一般开漏输出，需要倒置
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Button();
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virtual ~Button();
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void Set(Pin key, Pin led = P0, bool ledInvert = true, Pin relay = P0, bool relayInvert = true);
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void Set(Pin key, Pin led, Pin relay);
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bool GetValue();
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void SetValue(bool value);
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//void Register(EventHandler handler, void* param = nullptr);
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virtual int OnWrite(byte data);
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virtual byte OnRead();
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virtual String& ToStr(String& str) const;
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// 过零检测
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private:
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static int ACZeroAdjTime; // 过零检测时间补偿 默认 2300us
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public:
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static InputPort ACZero; // 交流过零检测引脚
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static bool SetACZeroPin(Pin aczero); // 设置过零检测引脚
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static void SetACZeroAdjTime(int us){ ACZeroAdjTime = us; }; // 设置 过零检测补偿时间
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private:
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bool _Value; // 状态
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};
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#endif
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